salt_scm         2489 src/syslib.c     ScmObj salt_scm;
salt_scm         2495 src/syslib.c     salt_scm = SCM_ARGREF(1);
salt_scm         2496 src/syslib.c     if (!SCM_STRINGP(salt_scm)) Scm_Error("const C string required, but got %S", salt_scm);
salt_scm         2497 src/syslib.c     salt = SCM_STRING_CONST_CSTRING(salt_scm);